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/**
******************************************************************************
* @file stm32l4xx_hal_pwr.h
* @author MCD Application Team
* @brief Header file of PWR HAL module.
******************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2017 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32L4xx_HAL_PWR_H
#define STM32L4xx_HAL_PWR_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32l4xx_hal_def.h"
/** @addtogroup STM32L4xx_HAL_Driver
* @{
*/
/** @addtogroup PWR
* @{
*/
/* Exported types ------------------------------------------------------------*/
/** @defgroup PWR_Exported_Types PWR Exported Types
* @{
*/
/**
* @brief PWR PVD configuration structure definition
*/
typedef struct
{
uint32_t PVDLevel; /*!< PVDLevel: Specifies the PVD detection level.
This parameter can be a value of @ref PWR_PVD_detection_level. */
uint32_t Mode; /*!< Mode: Specifies the operating mode for the selected pins.
This parameter can be a value of @ref PWR_PVD_Mode. */
}PWR_PVDTypeDef;
/**
* @}
*/
/* Exported constants --------------------------------------------------------*/
/** @defgroup PWR_Exported_Constants PWR Exported Constants
* @{
*/
/** @defgroup PWR_PVD_detection_level Programmable Voltage Detection levels
* @{
*/
#define PWR_PVDLEVEL_0 PWR_CR2_PLS_LEV0 /*!< PVD threshold around 2.0 V */
#define PWR_PVDLEVEL_1 PWR_CR2_PLS_LEV1 /*!< PVD threshold around 2.2 V */
#define PWR_PVDLEVEL_2 PWR_CR2_PLS_LEV2 /*!< PVD threshold around 2.4 V */
#define PWR_PVDLEVEL_3 PWR_CR2_PLS_LEV3 /*!< PVD threshold around 2.5 V */
#define PWR_PVDLEVEL_4 PWR_CR2_PLS_LEV4 /*!< PVD threshold around 2.6 V */
#define PWR_PVDLEVEL_5 PWR_CR2_PLS_LEV5 /*!< PVD threshold around 2.8 V */
#define PWR_PVDLEVEL_6 PWR_CR2_PLS_LEV6 /*!< PVD threshold around 2.9 V */
#define PWR_PVDLEVEL_7 PWR_CR2_PLS_LEV7 /*!< External input analog voltage (compared internally to VREFINT) */
/**
* @}
*/
/** @defgroup PWR_PVD_Mode PWR PVD interrupt and event mode
* @{
*/
#define PWR_PVD_MODE_NORMAL ((uint32_t)0x00000000) /*!< Basic mode is used */
#define PWR_PVD_MODE_IT_RISING ((uint32_t)0x00010001) /*!< External Interrupt Mode with Rising edge trigger detection */
#define PWR_PVD_MODE_IT_FALLING ((uint32_t)0x00010002) /*!< External Interrupt Mode with Falling edge trigger detection */
#define PWR_PVD_MODE_IT_RISING_FALLING ((uint32_t)0x00010003) /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
#define PWR_PVD_MODE_EVENT_RISING ((uint32_t)0x00020001) /*!< Event Mode with Rising edge trigger detection */
#define PWR_PVD_MODE_EVENT_FALLING ((uint32_t)0x00020002) /*!< Event Mode with Falling edge trigger detection */
#define PWR_PVD_MODE_EVENT_RISING_FALLING ((uint32_t)0x00020003) /*!< Event Mode with Rising/Falling edge trigger detection */
/**
* @}
*/
/** @defgroup PWR_Regulator_state_in_SLEEP_STOP_mode PWR regulator mode
* @{
*/
#define PWR_MAINREGULATOR_ON ((uint32_t)0x00000000) /*!< Regulator in main mode */
#define PWR_LOWPOWERREGULATOR_ON PWR_CR1_LPR /*!< Regulator in low-power mode */
/**
* @}
*/
/** @defgroup PWR_SLEEP_mode_entry PWR SLEEP mode entry
* @{
*/
#define PWR_SLEEPENTRY_WFI ((uint8_t)0x01) /*!< Wait For Interruption instruction to enter Sleep mode */
#define PWR_SLEEPENTRY_WFE ((uint8_t)0x02) /*!< Wait For Event instruction to enter Sleep mode */
/**
* @}
*/
/** @defgroup PWR_STOP_mode_entry PWR STOP mode entry
* @{
*/
#define PWR_STOPENTRY_WFI ((uint8_t)0x01) /*!< Wait For Interruption instruction to enter Stop mode */
#define PWR_STOPENTRY_WFE ((uint8_t)0x02) /*!< Wait For Event instruction to enter Stop mode */
/**
* @}
*/
/** @defgroup PWR_PVD_EXTI_LINE PWR PVD external interrupt line
* @{
*/
#define PWR_EXTI_LINE_PVD ((uint32_t)0x00010000) /*!< External interrupt line 16 Connected to the PVD EXTI Line */
/**
* @}
*/
/** @defgroup PWR_PVD_EVENT_LINE PWR PVD event line
* @{
*/
#define PWR_EVENT_LINE_PVD ((uint32_t)0x00010000) /*!< Event line 16 Connected to the PVD Event Line */
/**
* @}
*/
/**
* @}
*/
/* Exported macros -----------------------------------------------------------*/
/** @defgroup PWR_Exported_Macros PWR Exported Macros
* @{
*/
/** @brief Check whether or not a specific PWR flag is set.
* @param __FLAG__ specifies the flag to check.
* This parameter can be one of the following values:
* @arg @ref PWR_FLAG_WUF1 Wake Up Flag 1. Indicates that a wakeup event
* was received from the WKUP pin 1.
* @arg @ref PWR_FLAG_WUF2 Wake Up Flag 2. Indicates that a wakeup event
* was received from the WKUP pin 2.
* @arg @ref PWR_FLAG_WUF3 Wake Up Flag 3. Indicates that a wakeup event
* was received from the WKUP pin 3.
* @arg @ref PWR_FLAG_WUF4 Wake Up Flag 4. Indicates that a wakeup event
* was received from the WKUP pin 4.
* @arg @ref PWR_FLAG_WUF5 Wake Up Flag 5. Indicates that a wakeup event
* was received from the WKUP pin 5.
* @arg @ref PWR_FLAG_SB StandBy Flag. Indicates that the system
* entered StandBy mode.
* @arg @ref PWR_FLAG_EXT_SMPS External SMPS Ready Flag. When available on device, indicates
* that external switch can be closed to connect to the external SMPS, when the Range 2
* of internal regulator is ready.
* @arg @ref PWR_FLAG_WUFI Wake-Up Flag Internal. Set when a wakeup is detected on
* the internal wakeup line.
* @arg @ref PWR_FLAG_REGLPS Low Power Regulator Started. Indicates whether or not the
* low-power regulator is ready.
* @arg @ref PWR_FLAG_REGLPF Low Power Regulator Flag. Indicates whether the
* regulator is ready in main mode or is in low-power mode.
* @arg @ref PWR_FLAG_VOSF Voltage Scaling Flag. Indicates whether the regulator is ready
* in the selected voltage range or is still changing to the required voltage level.
* @arg @ref PWR_FLAG_PVDO Power Voltage Detector Output. Indicates whether VDD voltage is
* below or above the selected PVD threshold.
* @arg @ref PWR_FLAG_PVMO1 Peripheral Voltage Monitoring Output 1. Indicates whether VDDUSB voltage is
* is below or above PVM1 threshold (applicable when USB feature is supported).
@if STM32L486xx
* @arg @ref PWR_FLAG_PVMO2 Peripheral Voltage Monitoring Output 2. Indicates whether VDDIO2 voltage is
* is below or above PVM2 threshold (applicable when VDDIO2 is present on device).
@endif
* @arg @ref PWR_FLAG_PVMO3 Peripheral Voltage Monitoring Output 3. Indicates whether VDDA voltage is
* is below or above PVM3 threshold.
* @arg @ref PWR_FLAG_PVMO4 Peripheral Voltage Monitoring Output 4. Indicates whether VDDA voltage is
* is below or above PVM4 threshold.
*
* @retval The new state of __FLAG__ (TRUE or FALSE).
*/
#define __HAL_PWR_GET_FLAG(__FLAG__) ( ((((uint8_t)(__FLAG__)) >> 5U) == 1) ?\
(PWR->SR1 & (1U << ((__FLAG__) & 31U))) :\
(PWR->SR2 & (1U << ((__FLAG__) & 31U))) )
/** @brief Clear a specific PWR flag.
* @param __FLAG__ specifies the flag to clear.
* This parameter can be one of the following values:
* @arg @ref PWR_FLAG_WUF1 Wake Up Flag 1. Indicates that a wakeup event
* was received from the WKUP pin 1.
* @arg @ref PWR_FLAG_WUF2 Wake Up Flag 2. Indicates that a wakeup event
* was received from the WKUP pin 2.
* @arg @ref PWR_FLAG_WUF3 Wake Up Flag 3. Indicates that a wakeup event
* was received from the WKUP pin 3.
* @arg @ref PWR_FLAG_WUF4 Wake Up Flag 4. Indicates that a wakeup event
* was received from the WKUP pin 4.
* @arg @ref PWR_FLAG_WUF5 Wake Up Flag 5. Indicates that a wakeup event
* was received from the WKUP pin 5.
* @arg @ref PWR_FLAG_WU Encompasses all five Wake Up Flags.
* @arg @ref PWR_FLAG_SB Standby Flag. Indicates that the system
* entered Standby mode.
* @retval None
*/
#define __HAL_PWR_CLEAR_FLAG(__FLAG__) ( (((uint8_t)(__FLAG__)) == PWR_FLAG_WU) ?\
(PWR->SCR = (__FLAG__)) :\
(PWR->SCR = (1U << ((__FLAG__) & 31U))) )
/**
* @brief Enable the PVD Extended Interrupt Line.
* @retval None
*/
#define __HAL_PWR_PVD_EXTI_ENABLE_IT() SET_BIT(EXTI->IMR1, PWR_EXTI_LINE_PVD)
/**
* @brief Disable the PVD Extended Interrupt Line.
* @retval None
*/
#define __HAL_PWR_PVD_EXTI_DISABLE_IT() CLEAR_BIT(EXTI->IMR1, PWR_EXTI_LINE_PVD)
/**
* @brief Enable the PVD Event Line.
* @retval None
*/
#define __HAL_PWR_PVD_EXTI_ENABLE_EVENT() SET_BIT(EXTI->EMR1, PWR_EVENT_LINE_PVD)
/**
* @brief Disable the PVD Event Line.
* @retval None
*/
#define __HAL_PWR_PVD_EXTI_DISABLE_EVENT() CLEAR_BIT(EXTI->EMR1, PWR_EVENT_LINE_PVD)
/**
* @brief Enable the PVD Extended Interrupt Rising Trigger.
* @retval None
*/
#define __HAL_PWR_PVD_EXTI_ENABLE_RISING_EDGE() SET_BIT(EXTI->RTSR1, PWR_EXTI_LINE_PVD)
/**
* @brief Disable the PVD Extended Interrupt Rising Trigger.
* @retval None
*/
#define __HAL_PWR_PVD_EXTI_DISABLE_RISING_EDGE() CLEAR_BIT(EXTI->RTSR1, PWR_EXTI_LINE_PVD)
/**
* @brief Enable the PVD Extended Interrupt Falling Trigger.
* @retval None
*/
#define __HAL_PWR_PVD_EXTI_ENABLE_FALLING_EDGE() SET_BIT(EXTI->FTSR1, PWR_EXTI_LINE_PVD)
/**
* @brief Disable the PVD Extended Interrupt Falling Trigger.
* @retval None
*/
#define __HAL_PWR_PVD_EXTI_DISABLE_FALLING_EDGE() CLEAR_BIT(EXTI->FTSR1, PWR_EXTI_LINE_PVD)
/**
* @brief Enable the PVD Extended Interrupt Rising & Falling Trigger.
* @retval None
*/
#define __HAL_PWR_PVD_EXTI_ENABLE_RISING_FALLING_EDGE() \
do { \
__HAL_PWR_PVD_EXTI_ENABLE_RISING_EDGE(); \
__HAL_PWR_PVD_EXTI_ENABLE_FALLING_EDGE(); \
} while(0)
/**
* @brief Disable the PVD Extended Interrupt Rising & Falling Trigger.
* @retval None
*/
#define __HAL_PWR_PVD_EXTI_DISABLE_RISING_FALLING_EDGE() \
do { \
__HAL_PWR_PVD_EXTI_DISABLE_RISING_EDGE(); \
__HAL_PWR_PVD_EXTI_DISABLE_FALLING_EDGE(); \
} while(0)
/**
* @brief Generate a Software interrupt on selected EXTI line.
* @retval None
*/
#define __HAL_PWR_PVD_EXTI_GENERATE_SWIT() SET_BIT(EXTI->SWIER1, PWR_EXTI_LINE_PVD)
/**
* @brief Check whether or not the PVD EXTI interrupt flag is set.
* @retval EXTI PVD Line Status.
*/
#define __HAL_PWR_PVD_EXTI_GET_FLAG() (EXTI->PR1 & PWR_EXTI_LINE_PVD)
/**
* @brief Clear the PVD EXTI interrupt flag.
* @retval None
*/
#define __HAL_PWR_PVD_EXTI_CLEAR_FLAG() WRITE_REG(EXTI->PR1, PWR_EXTI_LINE_PVD)
/**
* @}
*/
/* Private macros --------------------------------------------------------*/
/** @addtogroup PWR_Private_Macros PWR Private Macros
* @{
*/
#define IS_PWR_PVD_LEVEL(LEVEL) (((LEVEL) == PWR_PVDLEVEL_0) || ((LEVEL) == PWR_PVDLEVEL_1)|| \
((LEVEL) == PWR_PVDLEVEL_2) || ((LEVEL) == PWR_PVDLEVEL_3)|| \
((LEVEL) == PWR_PVDLEVEL_4) || ((LEVEL) == PWR_PVDLEVEL_5)|| \
((LEVEL) == PWR_PVDLEVEL_6) || ((LEVEL) == PWR_PVDLEVEL_7))
#define IS_PWR_PVD_MODE(MODE) (((MODE) == PWR_PVD_MODE_NORMAL) ||\
((MODE) == PWR_PVD_MODE_IT_RISING) ||\
((MODE) == PWR_PVD_MODE_IT_FALLING) ||\
((MODE) == PWR_PVD_MODE_IT_RISING_FALLING) ||\
((MODE) == PWR_PVD_MODE_EVENT_RISING) ||\
((MODE) == PWR_PVD_MODE_EVENT_FALLING) ||\
((MODE) == PWR_PVD_MODE_EVENT_RISING_FALLING))
#define IS_PWR_REGULATOR(REGULATOR) (((REGULATOR) == PWR_MAINREGULATOR_ON) || \
((REGULATOR) == PWR_LOWPOWERREGULATOR_ON))
#define IS_PWR_SLEEP_ENTRY(ENTRY) (((ENTRY) == PWR_SLEEPENTRY_WFI) || ((ENTRY) == PWR_SLEEPENTRY_WFE))
#define IS_PWR_STOP_ENTRY(ENTRY) (((ENTRY) == PWR_STOPENTRY_WFI) || ((ENTRY) == PWR_STOPENTRY_WFE) )
/**
* @}
*/
/* Include PWR HAL Extended module */
#include "stm32l4xx_hal_pwr_ex.h"
/* Exported functions --------------------------------------------------------*/
/** @addtogroup PWR_Exported_Functions PWR Exported Functions
* @{
*/
/** @addtogroup PWR_Exported_Functions_Group1 Initialization and de-initialization functions
* @{
*/
/* Initialization and de-initialization functions *******************************/
void HAL_PWR_DeInit(void);
void HAL_PWR_EnableBkUpAccess(void);
void HAL_PWR_DisableBkUpAccess(void);
/**
* @}
*/
/** @addtogroup PWR_Exported_Functions_Group2 Peripheral Control functions
* @{
*/
/* Peripheral Control functions ************************************************/
HAL_StatusTypeDef HAL_PWR_ConfigPVD(PWR_PVDTypeDef *sConfigPVD);
void HAL_PWR_EnablePVD(void);
void HAL_PWR_DisablePVD(void);
/* WakeUp pins configuration functions ****************************************/
void HAL_PWR_EnableWakeUpPin(uint32_t WakeUpPinPolarity);
void HAL_PWR_DisableWakeUpPin(uint32_t WakeUpPinx);
/* Low Power modes configuration functions ************************************/
void HAL_PWR_EnterSLEEPMode(uint32_t Regulator, uint8_t SLEEPEntry);
void HAL_PWR_EnterSTOPMode(uint32_t Regulator, uint8_t STOPEntry);
void HAL_PWR_EnterSTANDBYMode(void);
void HAL_PWR_EnableSleepOnExit(void);
void HAL_PWR_DisableSleepOnExit(void);
void HAL_PWR_EnableSEVOnPend(void);
void HAL_PWR_DisableSEVOnPend(void);
void HAL_PWR_PVDCallback(void);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* STM32L4xx_HAL_PWR_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/